Who is responsible for the rebellion of the main pipeline?

Legal analysis: 1. "Regulations on Property Management" Article 35 A property service enterprise shall provide corresponding services in accordance with the provisions of the property service contract. The realty service enterprise fails to perform the realty service contract, causing personal and property safety damage to the owner, and shall bear corresponding legal responsibilities according to law.

2. If the householder's sewer is blocked by the manhole sewer supervisor outside the building, the property must be maintained and managed in accordance with the contract, and the owner has the right to investigate the responsibility of the property.

3. If it is true that other users downstairs have modified their own sewer pipes without authorization, resulting in frequent recoil of the sewer pipes, then the downstairs owners should be mainly responsible for this.

Legal basis: Article 35 of the Regulations on Property Management, a property service enterprise shall provide corresponding services in accordance with the stipulations of the property service contract. The realty service enterprise fails to perform the realty service contract, causing personal and property safety damage to the owner, and shall bear corresponding legal responsibilities according to law.